Saint Marinus was the founder of the world's oldest surviving republic, San Marino, in 301. Tradition is that he was a blacksmith by trade who came from the island of Rab on the other side of the Adriatic. In a broad definition a republic is a state or country that is led by people that dont found their power status on any principle beyond the control of the people living in that state or country. ... San Marino (disambiguation). ... For other uses, see number 301. ... A blacksmith is an artisan specializing in the hand-wrought manufacture of metal objects, such as wrought iron gates, grills and railings, light fixtures and furniture, sculpture, weapons, decorative and religous items, cooking utensils and tools. ... You might also be looking for the G-protein rab. ... The Adriatic Sea is an arm of the Mediterranean Sea separating the Apennine peninsula (Italy) from the Balkan peninsula, and the system of the Apennine Mountains from that of the Dinaric Alps and adjacent ranges. ...